Electrical steel
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Electrical steel is speciality steel used in the cores of electromagnetic devices such as electric motors, electric generators, and transformers because it reduces power loss. It is an iron alloy with
Polycrystalline structure of grain oriented electrical steel after coating has been removed.
Ferromagnetism
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Ferromagnetism is a property of certain materials that results in a significant, observable magnetic permeability, and in many cases, a significant magnetic coercivity, allowing the material to form a
A magnet made of alnico, a ferromagnetic iron alloy, with its keeper
